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Guide on how to operate the electronic personal dosimeter EPD

®

 Mk2  

Measuring range 

The dosimeter was approved by the Physikalisch-Technische Bundesanstalt for a dosis range 
Hp(10) of 10 µSv to 10 Sv at a dose rate of 50 nSv/h to 1 Sv/h in the energy range of 16 keV 
to 7 MeV and an angular range of <± 60°. 

Note: In the direct beam of pulsed radiation fields (X-ray, accelerator), the dose rate in the 
pulse can be much higher than 1 Sv/h. In this case, the dosimeter is not suitable for use 
because a significant dose underestimation may result. In the scattered beam and when worn 
under a lead apron, the dose rate values are generally within the permissible measurement 
range of the dosimeter. Please check your system for the possibility of using the dosimeter.   

The EPD is equipped with the following operating elements: 

 

 

 

 

 

 

 

 

 

 

 

Operating elements 

LED 

LCD display screen, i.e. function control panel  

Clip assembly 

Battery compartment 

Operating button 

Sounder 

Beta window 

FO50KOM27A/ Guide for use 

As of January 2014 

Содержание EPD Mk2

Страница 1: ... can be much higher than 1 Sv h In this case the dosimeter is not suitable for use because a significant dose underestimation may result In the scattered beam and when worn under a lead apron the dose rate values are generally within the permissible measurement range of the dosimeter Please check your system for the possibility of using the dosimeter The EPD is equipped with the following operatin...

Страница 2: ...e dose Hp 07 EPD should be worn as shown below Wearing the EPD EPD on the breast pocket EPD at the waist belt Using the clip the EPD can be fastened onto the waist belt or the chest pocket The EPD should be worn according to the instructions of the Radiation Safety Officer If the EPD is used for the weekly measurement of the personal dose of pregnant women it should be worn in the abdominal area P...

Страница 3: ...per second while the LCD display screen is changing Hp 10 dose default setting blue rimmed Hp 07 dose disabled ON status of the EPD on off Btn status button signal on off Press the operating button twice shortly double click The current function that is indicated on the display screen is activated Activation is only possible with the functions ON and btn For switching off the unit another double c...

Страница 4: ...te the function now the display screen begins to flash and is set to OFF press again twice to confirm the function the display stops flashing while OFF is still being displayed The unit is now disconnected and stops recording exposure Please note The EPD must be switched off after every operational use because otherwise it continues to measure and record the accumulated dose values Switching the a...

Страница 5: ...a long keystroke During the warning the reason for the warning signals is indicated in the display screen and the LED signal on the right side of the display screen is active Both display screen and LED are blinking every second Standard configuration surveillance of pregnant women Warning type Display screen Significance Dose 10 HP10 Alarm The total dose has exceeded 0 5 mSv alarm1 or 1 mSv alarm...

Страница 6: ...with a coin best suited for this purpose is a 10 cent coin for example A screwdriver may not be used for this purpose because the battery cap may be damaged By using the coin turn the battery cap 90 degrees to the left do not overwind To avoid the risk of damage to the unit do not use screwdrivers The battery cap can now be removed by gently pulling Important insert the anode side first FO50KOM27A...

Страница 7: ...ttery the battery cap is now gently pressed against the opening until the latches on the cap have snapped into place and then reverted back into the original position by using the coin At that point the EPD carries out a 10 second self test beeping and flashing of the display screen and the LED Returning the batteries Please also return the exchanged batteries to the monitoring service We will arr...

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